@book {14867,
	title = {Operator Theory, Functional Analysis and Applications},
	year = {2021},
	publisher = {Birkh{\"a}user},
	organization = {Birkh{\"a}user},
	address = {Basel},
	author = {Bastos, Maria Am{\'e}lia and Castro, Lu{\'\i}s and Karlovich (eds.), Alexei Yu.}
}
